Home / 169,929.20-234,508.25-93,451.43

Finding the Fourth Proportional to 169,929.20, 234,508.25 and 93,451.43

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Solution

The fourth proportional to 169,929.20, 234,508.25 and 93,451.43 is: 128,966.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,929.20 : 234,508.25 = 93,451.43 : x
  2. Step 2: Convert to fraction form
    169,929.20/234,508.25 = 93,451.43/x
  3. Step 3: Cross multiply
    169,929.20x = 234,508.25 × 93,451.43
  4. Step 4: Simplify right side
    169,929.20x = 21,915,132,129.20
  5. Step 5: Solve for x
    x = 21,915,132,129.20/169,929.20
  6. Step 6: Final answer
    x = 128,966.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.